Clinical trials: Deficiency Disease
Vitamin B6 Deficiency
Vitamin B6 Dependence of One-Carbon Metabolism
Marginal vitamin B6 deficiency, which occurs commonly worldwide, leads to a cellular deficiency of the coenzyme pyridoxal phosphate (PLP).
- Trial name
- NCT00877812
- Testing
- Arm 1 glycine and leucine, Arm 2 Intervention of Serine and methionine infusion
- Where
- United States
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- University of Florida
Stigma, Social, HIV/AIDS
Transgender Education for Affirmative and Competent HIV and Healthcare
Educational workshops are an efficacious strategy to increase healthcare providers' ability to provide gender-affirming care for transgender (trans) people.
- Conditions
- Stigma, Social, HIV/AIDS, Health Care Acceptability
- Trial name
- TEACHH (NCT04096053)
- Testing
- TEACHH
- Where
- Canada
- Volunteers
- 78 people, healthy volunteers welcome
- Sponsor
- University of Toronto
Zinc Deficiency, Child Nutrition Disorders
Daily Zinc Supplement Effect on Prevention of Diarrhea and Acute Respiratory Infections in Children Less Than Five Years
Zinc deficiency in children is a major problem which leads to compromised immunity and accordingly repeated infections. This study aims to investigate the effect of supplementing zinc to decrease the incidence of diarrhea and…
- Trial name
- RCTZ (NCT05002101)
- Testing
- zinc
- Where
- Egypt
- Volunteers
- 140 people, healthy volunteers welcome
- Sponsor
- Ain Shams University
Hypovitaminosis D
Vitamin D, Blood Pressure, Lipids, Infection and Depression
There are numerous indications for a relation between low serum levels of 25(OH)D and blood pressure, lipid levels, frequency of infections and tendency towards depression.
- Trial name
- NCT00960232
- Testing
- Cholecalciferol
- Where
- Norway
- Volunteers
- 250 people, healthy volunteers welcome
- Sponsor
- University of Tromso
Hereditary Angioedema
First-in-Human Study to Evaluate the Safety, Tolerability, Pharmacokinetics and Pharmacodynamics of BCX7353 in Healthy Western and Japanese Volunteers
This is a 3-part Phase 1 dose-ranging study to evaluate the safety, tolerability, pharmacokinetics and pharmacodynamics of single (Part 1) and multiple (Part 2) ascending doses of BCX7353 in healthy subjects, and single and…
- Trial name
- NCT02448264
- Testing
- BCX7353
- Where
- United Kingdom
- Volunteers
- 122 people, healthy volunteers welcome
- Sponsor
- BioCryst Pharmaceuticals
HIV Infection
MAPS PrEP Van Study
For this study the investigators aim to see if giving participants an oral HIV prevention medication on a medical van, is a good option of care for individuals who inject drugs and/or are sexually active and therefore at a higher…
- Trial name
- MAPS PrEP (NCT06908252)
- Testing
- Pre-Exposure Prophylaxis (PrEP)
- Where
- United States
- Volunteers
- 7 people, healthy volunteers welcome
- Sponsor
- Duke University
HIV Infections
Cardiovascular Responses to Exercise in People Living With HIV/AIDS: Effects of Exercise Training
Patients living with HIV (PLWHIV) have compromised muscle metaboreflex, which can cause exercise intolerance. This randomized controlled clinical trial will verify the effects of regular exercise on autonomic and hemodynamic…
- Trial name
- NCT04512456
- Testing
- Exercise training
- Where
- Brazil
- Volunteers
- 63 people, healthy volunteers welcome
- Sponsor
- Instituto Nacional de Cardiologia de Laranjeiras
Influenza Vaccine, Immune Response
Evaluation of Metabolic Predictors of Influenza Vaccine Immune Response in the Singapore Elderly Population - the DYNAMIC Trial
The trial aims to evaluate role of metabolic factors including systemic 25-OH D and diabetes in the adaptive immune response (haemagluttination inhibition titer) to influenza vaccine in the elderly.
- Conditions
- Influenza Vaccine, Immune Response, Elderly, Vitamin D Deficiency
- Trial name
- NCT03399357
- Testing
- Influenza Vaccine
- Where
- Singapore
- Volunteers
- 240 people, healthy volunteers welcome
- Sponsor
- Tan Tock Seng Hospital
Vitamin B12 Deficiency
Vitamin B12 Supplementation Study
We hope to learn the clinical and functional signs of sub-clinical vitamin B12 deficiency and its response to supplementation in non-anemic, non-pregnant, and non-lactating women in Rural Mexico.
- Trial name
- NCT00826657
- Testing
- Vitamin B12
- Where
- Mexico
- Volunteers
- 180 people, healthy volunteers welcome
- Sponsor
- USDA, Western Human Nutrition Research Center
HIV Infection, AIDS
Accuracy of the Pima™ CD4 Test for Enumeration of CD4+ T-Cell Counts
This is a multi-center study designed to assess the accuracy of Pima™ CD4 Test to enumerate CD4+ T-cells in whole blood over the measurement range expected for the intended population.
- Conditions
- HIV Infection, AIDS, HIV Infections
- Trial name
- NCT00951795
- Where
- 3 sites in United States
- Volunteers
- healthy volunteers welcome
- Sponsor
- Abbott RDx Cardiometabolic
Vitamin D Deficiency
Preoperative Vitamin D Levels and Respiratory Complications of General Anesthesia
Vitamin D deficiency is a commonly observed health problem in the world. With a role in many chronic diseases and especially lung diseases, the importance of vitamin D deficiency in anesthesia management is increased.
- Trial name
- VitaminD (NCT03342651)
- Testing
- Vitamin D
- Volunteers
- 95 people, healthy volunteers welcome
- Sponsor
- Ordu University
Complication of Prematurity, Immunologic Deficiency Syndromes
Novel Mechanisms and Approaches to Treat Neonatal Sepsis
Mortality related to neonatal sepsis exceeds 1 million deaths worldwide; the highest risk of mortality is in preterm neonates, especially low birth weight (LBW), and very low birth weight (VLBW) neonates.
- Trial name
- NCT02554630
- Testing
- Adjuvant, Blood Collection
- Where
- United States
- Volunteers
- 142 people, healthy volunteers welcome
- Sponsor
- University of Florida
HIV Antibody Positivity, PrEP Uptake
PrEP for Prevention of HIV Transmission Among People Who Inject Drugs in Nairobi, Kenya
The investigators broadly aim at determining barriers and facilitators to PrEP uptake and adherence and retention among the study participants.
- Trial name
- NCT05465265
- Testing
- Navigation into prEP by use of PrEP-UP intervention (provision of PrEP information through 5 counselling sessions, peer support, booking of appointments for PWIDs)
- Where
- Kenya
- Volunteers
- 256 people, healthy volunteers welcome
- Sponsor
- University of Washington
Nutritional Deficiency
Knowledge of Nutritional Concerns in Physically Active Females
Purpose: The purpose of this study is to determine whether implementation of an educational tool for nutritional concerns in 18-25-year-old females who participate in sport increases their understanding of various nutritional…
- Trial name
- NCT05589077
- Testing
- Education on Female Athlete Nutritional Concerns
- Where
- United States
- Volunteers
- 33 people, healthy volunteers welcome
- Sponsor
- University of North Carolina, Chapel Hill
Human Immunodeficiency Virus Type 1 (HIV-1)
Bioequivalence Study of Individual Atazanavir and Cobicistat Compared With Atazanavir in Fixed-dose Combination With Cobicistat
The purpose of the study is to compare the pharmacokinetics and bioequivalence of atazanavir in a fixed-dose combination with cobicistat with that of atazanavir coadministered with cobicistat as single agents.
- Trial name
- Atazanavir (NCT01837719)
- Testing
- Atazanavir, Cobicistat, Atazanavir/Cobicistat FDC
- Where
- United States
- Volunteers
- 64 people, healthy volunteers welcome
- Sponsor
- Bristol-Myers Squibb
Alpha-1 Antitrypsin Deficiency (AATD)
A Phase 1 Research Study to Evaluate Safety, Tolerability, and Pharmacokinetics of WVE-006 in Healthy Participants With Wild-type AAT Expression (RestorAATion-1)
This study is the first study in the RestorAATion clinical program. The purpose of this first-in human (FIH), double-blind, randomized, placebo-controlled, single ascending dose (SAD) and multiple-dose Phase 1 study is to assess…
- Trial name
- RestorAATion-1 (NCT06186492)
- Testing
- WVE-006
- Where
- United Kingdom
- Volunteers
- 47 people, healthy volunteers welcome
- Sponsor
- Wave Life Sciences USA, Inc.
Iron-deficiency
The Effect of Lactoferrin and Dosing Regimen on Iron Absorption From a Maize-based Porridge in Kenyan Infants
The purpose of this study is to measure iron absorption from maize-based porridge fortified with either apo-lactoferrin, holo-lactoferrin or ferrous sulfate and to test whether there is an effect of these.
- Trial name
- NCT03617575
- Testing
- apo-Lactoferrin, holo-Lactoferrin, FeSO4
- Where
- Kenya
- Volunteers
- 25 people, healthy volunteers welcome
- Sponsor
- Swiss Federal Institute of Technology
Hypovitaminosis, Vitamin C Abnormal
Vitamin C 4 Care Homes
Older people in care homes are one of the most vulnerable groups with respect to risk, morbidity and mortality of severe coronavirus disease-2019 (COVID-19).
- Trial name
- VITA-C4CARE (NCT05122481)
- Testing
- Vitamin C
- Where
- United Kingdom
- Volunteers
- healthy volunteers welcome
- Sponsor
- University of Aberdeen
Human Immunodeficiency Virus (HIV) Infection
Effects of Doravirine (MK-1439) on Methadone Pharmacokinetics in Methadone-Maintained Participants (MK-1439-045)
This study will evaluate the effects of multiple doses of doravirine (MK-1439) on the pharmacokinetics of methadone in participants requiring methadone maintenance therapy.
- Trial name
- NCT02715700
- Testing
- Methadone, Doravirine
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- Merck Sharp & Dohme LLC
Nutrient Intake Disorder, Deficiency of Micronutrients
Food Consumption and Iron Status Survey in Two Provinces of Rural Burkina Faso
Sorghum is the primary source of food for more than 300 million people in arid and semi-arid regions of Africa. The grain is one of the few crops that grow well in arid climates, but has a low content in most essential nutrients…
- Trial name
- NCT02376140
- Volunteers
- 480 people, healthy volunteers welcome
- Sponsor
- Institut de Recherche pour le Developpement
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